Updraft® - Minnesota Weather News

Steamy and stormy setup: severe weather possible

Heat advisories continue as storm threat looms

Severe weather threat Friday into early Saturday
Severe weather threat Friday into early Saturday
NOAA via Storm Prediction Center

Steamy heat continues to blanket the region, with heat indices topping 100 degrees possible. Later this evening and tonight, that same hot and humid air could fuel strong to severe thunderstorms.

Steamy and stormy Friday

Sultry conditions will bring temperatures into the upper 80s to low 90s across southern Minnesota. Meanwhile, northern Minnesota will remain cooler, thanks to lingering cloud cover from early Friday morning storms.

Highs for Friday
Highs for Friday
National Weather Service

As more cloud cover clears this afternoon, temperatures will really heat up. By 11:30 a.m., dew points were already showing oppressive readings in the low 70s across several locations.

Current dew points at 11:30 a.m. Friday
Current dew points at 11:30 a.m. Friday
Synoptic Data

A heat advisory is in effect for parts of the state until 9 p.m., as high temperatures combined with muggy dew points create potentially dangerous conditions.

Heat advisory for Friday
Heat advisory for Friday
National Weather Service

Heat indices are expected to soar between 95 and 103 degrees, increasing the risk of heat-related illnesses throughout the advisory period.

Heat index forecast for Friday afternoon
Heat index forecast for Friday afternoon
National Weather Service

The intense heat is adding fuel to the atmosphere, setting the stage for strong to severe thunderstorms later today. Scattered severe thunderstorms are possible across the state this evening and overnight, with threats including damaging winds, large hail, and a few tornadoes.

Hail and wind threat for Friday into early Saturday
Hail and wind threat for Friday into early Saturday
NOAA via Storm Prediction Center

A slight risk for severe weather covers much of the state, except for the northwest and southeast corners. The greatest storm impacts are expected across central and northern Minnesota.

Severe weather threat Friday into early Saturday
Severe weather threat Friday into early Saturday
NOAA via Storm Prediction Center

Scattered thunderstorms are expected to develop ahead of a cold front, mainly after 6 to 7 p.m. Some initial supercells are possible, but forecast models suggest the storms will organize into a line as they push east and northeast through the evening.

Forecast precipitation Friday 1 p.m. to Saturday 4 a.m.
Forecast precipitation Friday 1 p.m. to Saturday 4 a.m.
NOAA via Pivotal Weather

More comfortable conditions are on the way this weekend, as temperatures ease into the 70s and 80s and dew points dip back into the 60s.